CN113478395A - Replaceable high-speed strong-constraint abrasive particle jet polishing device - Google Patents
Replaceable high-speed strong-constraint abrasive particle jet polishing device Download PDFInfo
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- CN113478395A CN113478395A CN202110613959.2A CN202110613959A CN113478395A CN 113478395 A CN113478395 A CN 113478395A CN 202110613959 A CN202110613959 A CN 202110613959A CN 113478395 A CN113478395 A CN 113478395A
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- sliding block
- polishing
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- 238000005498 polishing Methods 0.000 title claims abstract description 86
- 239000002245 particle Substances 0.000 title claims abstract description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 49
- 239000011521 glass Substances 0.000 claims description 12
- 238000003754 machining Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/18—Abrasive blasting machines or devices; Plants essentially provided with means for moving workpieces into different working positions
- B24C3/20—Abrasive blasting machines or devices; Plants essentially provided with means for moving workpieces into different working positions the work being supported by turntables
- B24C3/22—Apparatus using nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C5/00—Devices or accessories for generating abrasive blasts
- B24C5/02—Blast guns, e.g. for generating high velocity abrasive fluid jets for cutting materials
- B24C5/04—Nozzles therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
- B24C7/0007—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts the abrasive material being fed in a liquid carrier
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a replaceable high-speed strong-constraint abrasive particle jet polishing device which comprises a grinding machine base, a polishing disc, an aluminum profile support, a ball screw module, a processing part and a workpiece base, wherein the grinding machine base is a grinding machine capable of driving the polishing disc to rotate; the aluminum profile bracket is in a portal frame shape and stretches across the polishing disc; the ball screw module is horizontally arranged on a cross beam of the aluminum profile bracket, the processing part is arranged right above the workpiece base, and the processing part is fixed on a sliding block of the ball screw module; the jet flow polishing device has the advantages of simple structure, low cost and strong applicability, can be matched with various machines for use, is suitable for polishing the surfaces of workpieces with different materials and shapes, has small volume and convenient use, can improve the stability of jet flow beams, and realizes the removal of deterministic materials of jet flow polishing.
Description
Technical Field
The invention relates to the field of ultra-precision machining, in particular to the field of abrasive particle jet polishing, and particularly relates to a replaceable high-speed strong-constraint abrasive particle jet polishing device.
Background
With the development of the fields of aerospace, automobiles, new energy, optics and medicine, the application of hard brittle materials such as optical glass, optical crystal, engineering ceramics and the like in the fields of space technology, instruments and meters, aerospace, microelectronics, new energy and the like is increased, and great challenges are brought to the ultra-precision machining technology. High precision, ultra-smooth and complete surfaces are the basic requirements for achieving high optical resolution, reducing scattering loss, and improving damage-resistant thresholds. The requirements on the precision of aspheric surfaces, free-form surfaces and micro-optics are higher and higher, and the application field is wider and wider, so that a new optical processing method is urgently needed. Furthermore, the requirements for surface quality, surface precision and subsurface damage are increasing, which is difficult to achieve with conventional optical machining methods.
Common problems encountered with conventional polishing techniques are long processing times, difficulty in polishing overly complex shapes, special polishing disks for different geometries, conditioning of the polishing disks, uneven distribution of abrasive particles in the abrasive, and high processing costs. The abrasive water jet polishing technology has wide application prospect due to the unique material removal mode, stable and fine removal function and strong adaptability to the structural shape of a workpiece. Compared with other polishing technologies, the abrasive water jet polishing technology has the advantages of high precision, easy control, small processing force, good flexibility, no thermal deformation and the like.
The existing high-speed abrasive water jet polishing device also has some problems: the device is heavy, occupies a large volume and is not easy to operate; in the processing process, the nozzle rotates, and the centrifugal force can influence the pressure and the speed of jet flow, so that the jet flow is unstable, and the polishing effect is influenced.
The invention provides a replaceable high-speed strong-constraint abrasive particle jet polishing device, which solves the problems that the core part of the traditional high-speed strong-constraint abrasive particle jet polishing device is extracted and made replaceable and can be combined with other equipment for use, and a hollow flow channel and a nozzle are fixed, so that a workpiece rotates along with a workpiece base, the ground pressure and the speed of a jet beam can be better controlled, and a better polishing effect is achieved.
Disclosure of Invention
The invention aims to solve the technical problems that the device is heavy, the occupied volume is large, the operation is not easy, the jet beam stability is influenced by the rotation of a nozzle and the like in the high-speed abrasive water jet polishing, and provides a replaceable high-speed strong-constraint abrasive particle jet polishing device which is simple in structure and strong in replaceability, can improve the stability of the jet beam and realizes the ultra-high-precision polishing of glass.
The invention realizes the purpose through the following technical scheme: a replaceable high-speed strong-constraint abrasive particle jet polishing device comprises a grinding machine base, a polishing disc, an aluminum profile support, a ball screw module, a processing part and a workpiece base, wherein the grinding machine base is a grinding machine capable of driving the polishing disc to rotate; the aluminum profile support is in a portal frame shape, the aluminum profile support is fixed on the grinding machine base, and a cross beam of the aluminum profile support stretches over the polishing disc on the grinding machine base; the ball screw module is horizontally arranged on a cross beam of the aluminum profile bracket, the processing part is arranged right above the workpiece base, and the processing part is fixed on a sliding block of the ball screw module;
the workpiece base comprises a first bottom plate, a second bottom plate, a glass clamp, a workpiece and an inner hexagonal copper cylinder, and the first bottom plate and the second bottom plate are connected through an inner hexagonal stud; the surface of the second base plate is provided with a threaded hole and a through hole, and the second base plate is fixedly connected with the polishing disc through a screw passing through the threaded hole and the through hole; the surface of the first bottom plate is provided with a groove, and a workpiece is placed in the groove on the surface of the first bottom plate; the glass clamps are arranged on two sides of the first bottom plate and play a role in clamping and fixing a workpiece;
the processing part comprises a slide block connecting plate, a hollow flow channel, an M20 nut and a nozzle, the hollow flow channel is vertically arranged, a limiting step is arranged in the middle of the hollow flow channel, a through hole matched with the outer diameter of the hollow flow channel is formed in the slide block connecting plate, the slide block connecting plate is sleeved on the hollow flow channel through the through hole and is fixed through the limiting step and the M20 nut screwed on the hollow flow channel, and the slide block connecting plate is fixed on a slide block of the ball screw module; the lower end of the hollow flow channel is connected with a nozzle, and the nozzle is opposite to a workpiece clamped on the workpiece base.
The grinding machine base can be a grinding machine or other types of machine tools, and needs to be capable of driving the polishing disc to rotate. The polishing disc plays a role in driving the workpiece base to rotate. The aluminum profile support is built by aluminum profiles and aluminum profile connecting pieces, is fixed on the upper surface of the grinding machine and plays a supporting role. The device comprises a ball screw module, a screw rod, a sliding block, a coupling and other parts, wherein the ball screw module is fixed on an aluminum profile bracket, a stepping motor is arranged and connected through the coupling, and the sliding block can be driven to slide left and right by the rotation of the motor; the processing part is composed of parts such as a hollow flow channel, a nozzle, a constraint module and the like, is fixed through a connecting plate and a ball screw module, plays a role in polishing a workpiece, and can move along with the left-right sliding of the sliding block; the workpiece base is fixed with the polishing disc through a screw to play a role in fixing the workpiece, the workpiece is fixed with the workpiece base, and the polishing disc can rotate to drive the workpiece to rotate. When the device is used for polishing, firstly, the grinding machine is started, and the polishing disc rotates to drive the workpiece to rotate; then, a motor of the ball screw module is controlled to drive the sliding block to move, so that the position of the machining part is adjusted; the high-pressure polishing solution enters from the inlet of the hollow flow passage of the processing part, passes through the hollow flow passage and finally flows out from the nozzle, so that the effect of polishing the workpiece is achieved.
Furthermore, the aluminum profile support is a framework part of the whole device, plays a supporting role, is built by aluminum profiles and aluminum profile connecting pieces, and is fixed on the upper surface of a grinding machine or other types of machine tools.
Furthermore, the slide block connecting plate plays a role in connecting the hollow flow channel and the slide block, a threaded hole is formed in the surface of the slide block connecting plate, and the slide block connecting plate is fixedly connected with the slide block through a screw penetrating through the threaded hole; the upper end of the hollow flow passage comprises external threads, and the external threads at the upper end of the hollow flow passage are fixed on the sliding block connecting plate through an M20 nut; the lower end of the hollow flow passage also comprises an external thread, and the hollow flow passage is fixed with the nozzle through the external thread at the lower end; four inclined small holes with the diameter of 1mm are formed in the bottom of the nozzle, and polishing liquid is ejected from the inclined small holes.
Furthermore, the two glass clamps fix the workpiece in the groove of the first bottom plate by using a set screw and a plastic gasket, and the surface of the workpiece cannot be damaged.
Furthermore, the ball screw module comprises a lead screw, a sliding block, a coupler, a motor, a widened aluminum profile, a first supporting seat, a second supporting seat, a third supporting seat and a linear guide rail, wherein the widened aluminum profile, the first supporting seat, the second supporting seat and the third supporting seat form a framework part of the whole ball screw module, the first supporting seat and the third supporting seat are respectively fixed at two ends of the widened aluminum profile, the second supporting seat is fixed at one side of the widened aluminum profile close to the third supporting seat, the first supporting seat, the second supporting seat and the third supporting seat are arranged in parallel, the linear guide rail is fixed on the widened aluminum profile, one end of the lead screw is supported on the first supporting seat through a bearing, the other end of the lead screw penetrates through the second supporting seat and then is connected and fixed on the motor on the third supporting seat through a connecting shaft, the sliding block is sleeved on the linear guide rail, and the sliding block is provided with a threaded hole matched with the lead screw, the screw rod penetrates through a threaded hole in the sliding block, and the motor drives the screw rod to rotate through the coupler during working, so that the sliding block is driven to perform linear motion along the linear guide rail, and the machining part is driven to perform linear motion.
The working principle of the invention is as follows: the grinding machine mainly functions to drive the polishing disc to rotate so as to drive the workpiece base to rotate. The workpiece base plays a role in fixing the workpiece, and the workpiece to be machined is fixed on the workpiece base and rotates along with the polishing disc. The ball screw module mainly has the function of driving the processing part to move, and the moving track of the nozzle can be controlled by controlling the ball screw module. The processing part is the core part of the device, and polishing solution enters from one end of the hollow flow passage, passes through the hollow flow passage, reaches the other end and is sprayed out through the nozzle in a pressurized manner, so that the purpose of polishing workpieces is achieved.
The invention has the beneficial effects that:
1. the jet flow polishing device has the advantages of simple structure, low cost and strong applicability, can be matched with various machines for use, is suitable for polishing the surfaces of workpieces with different materials and shapes, has small volume and convenient use, can improve the stability of jet flow beams, and realizes the deterministic material removal of jet flow polishing.
2. The invention changes the previous heavy device for strong-constraint jet polishing, extracts the core part of the strong-constraint jet polishing device, can be combined with different devices according to the requirements of users, and is combined with a grinding machine in the invention.
3. The invention changes the prior strong-constraint jet polishing device, achieves the aim of uniform polishing by driving the nozzle to rotate through the rotation of the hollow runner, and the method can generate centrifugal force, has certain influence on the pressure and the speed of jet flow and is not easy to control. The invention fixes the hollow flow channel, and the workpiece base drives the workpiece to rotate, so that the pressure and the speed of the jet beam are more stable and are more easily controlled.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an alternative high-speed strong confinement abrasive jet polishing device according to the invention.
Fig. 2 is a schematic structural diagram of the ball screw module of the present invention.
Fig. 3 is a top view of the processing section of the present invention.
Fig. 4 is a cross-sectional view of a processing section of the present invention.
FIG. 5 is a schematic view of the structure of the workpiece holder of the present invention.
Fig. 6 is a schematic sectional view of the hollow flow passage of the present invention.
FIG. 7 is a top view of the slider web of the present invention.
Fig. 8 is a schematic view of the overall structure of the nozzle of the present invention.
Figure 9 is a top view of the nozzle of the present invention.
FIG. 10 is a schematic cross-sectional view of a nozzle in a first operating condition of the present invention.
FIG. 11 is a schematic cross-sectional view of a nozzle in a second condition of the present invention.
FIG. 12 is a schematic cross-sectional view of a nozzle in a third condition of the present invention.
In the figure, 1-a grinding machine base, 2-a polishing disc, 3-an aluminum profile bracket, 4-a ball screw module, 5-a processing part, 6-a workpiece base, 7-a screw rod, 8-a first support base, 9-a linear guide rail, 10-a widened aluminum profile, 11-a slide block, 12-a linear guide rail slide block, 13-a second support base, 14-a coupler, 15-a third support base, 16-a slide block connecting plate, 17-a hollow flow channel, 171-an internal thread, 172-an external thread, 18-M20 nuts, 19-a nozzle, 20-a first bottom plate, 21-a glass clamp, 22-a workpiece, 23-an inner hexagonal copper column and 24-a second bottom plate.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1 to 12, with reference to fig. 1, an alternative high-speed strong-constraint abrasive particle jet polishing device includes a grinding machine base 1, a polishing disk 2, an aluminum profile bracket 3, a ball screw module 4, a processing portion 5 and a workpiece base 6, where the grinding machine base 1 is a grinding machine capable of driving the polishing disk 2 to rotate, the polishing disk 2 is mounted on the grinding machine base 1, the workpiece base 6 is fixed on the polishing disk 2, and the grinding machine base 1 drives the polishing disk 2 to rotate to drive the workpiece base 6 to rotate when working; the aluminum profile support 3 is in a portal frame shape, the aluminum profile support 3 is fixed on the grinding machine base 1, and a cross beam of the aluminum profile support 3 stretches over the polishing disc 2 on the grinding machine base 1; the ball screw module 4 is horizontally arranged on a cross beam of the aluminum profile bracket 3, the processing part 5 is arranged right above the workpiece base 6, and the processing part 5 is fixed on a sliding block 11 of the ball screw module 4. The aluminum profile bracket 3 is fixed on the surface of the grinding machine base 1, is a framework part of the device and has the function of fixing the rest parts; the ball screw module 4 is fixed on the aluminum profile support 3 and can move along the left and right directions; the processing part 5 is connected with the ball screw module 4 and is driven by the ball screw module 4 to play a role in polishing a workpiece; the workpiece base 6 and the polishing disc 2 are fixed together, and the polishing disc 2 rotates to drive the workpiece base 6 to rotate.
As shown in fig. 2, the ball screw module 4 includes a lead screw 7, a slider 11, a coupler 14, a motor, a widened aluminum profile 10, a first support seat 8, a second support seat 13, a third support seat 15 and a linear guide 9, the widened aluminum profile 10, the first support seat 8, the second support seat 13 and the third support seat 15 form a framework portion of the whole ball screw module 4, the first support seat 8 and the third support seat 15 are respectively fixed at two ends of the widened aluminum profile 10, the second support seat 13 is fixed at one side of the widened aluminum profile 10 close to the third support seat 15, the first support seat 8, the second support seat 13 and the third support seat 15 are arranged in parallel, the linear guide 9 is fixed on the widened aluminum profile 10, one end of the lead screw 7 is supported on the first support seat 8 through a bearing, the other end of the lead screw 7 passes through the second support seat 13 and then is connected and fixed to the motor on the third support seat 15 through a connecting shaft, the slider 11 is sleeved on the linear guide rail 9, a threaded hole matched with the screw rod 7 is formed in the slider 11, the screw rod 7 penetrates through the threaded hole in the slider 11, the screw rod 7 is driven to rotate by the motor through the coupler 14 during working, the slider 11 is driven to perform linear motion along the linear guide rail 9, and therefore the linear motion of the processing part 5 is driven. The sliding block 11 of the ball screw module 4 comprises two parts, wherein the first part is a linear guide rail sliding block 12 sleeved on a linear guide rail, the other part is a sliding block 11 connected with the screw rod 7, and the sliding block 11 and the linear guide rail sliding block 12 are fixedly connected into a whole; the slide block 11 and the linear guide slide block 12 are connected together and can slide along the linear guide 9 along with the linear guide slide block 12. The linear guide 9 is fixed on the widened aluminum profile 10, one end of the screw rod 7 is matched with the first supporting seat 8, the other end of the screw rod is matched with the second supporting seat 13, the middle part of the screw rod is connected with the sliding block 11, the screw rod 7 is driven to rotate by the rotation of the motor through the coupling, and the sliding block 11 is driven to slide along the linear guide 9.
As shown in fig. 3 to 9, the processing portion 5 includes a slider connecting plate 16, a hollow flow passage 17, an M20 nut 18 and a nozzle 19, the hollow flow passage 17 is a vertically arranged hollow flow passage 17, a limit step is arranged in the middle of the hollow flow passage 17, a through hole matched with the outer diameter of the hollow flow passage 17 is arranged on the slider connecting plate 16, the slider connecting plate 16 is sleeved on the hollow flow passage 17 through the through hole and fixed by the limit step and the M20 nut 18 screwed on the hollow flow passage 17, and the slider connecting plate 16 is fixed on the slider 11 of the ball screw module 4; the lower end of the hollow flow channel 17 is connected with a nozzle 19, and the nozzle 19 is over against a workpiece 22 clamped on the workpiece base 6.
The workpiece base 6 comprises a first bottom plate 20, a second bottom plate 24, a glass clamp 21, a workpiece 22 and an inner hexagonal copper column 23, wherein the first bottom plate 20 and the second bottom plate 24 are connected through an inner hexagonal stud; the surface of the second base plate 24 is provided with a threaded hole and a through hole, and the second base plate 24 is fixedly connected with the polishing disk 2 through a screw passing through the threaded hole and the through hole; the surface of the first bottom plate 20 is provided with a groove, and the workpiece 22 is placed in the groove on the surface of the first bottom plate 20; the glass clamps 21 are installed on two sides of the first bottom plate 20 and play a role in clamping and fixing the workpiece 22.
The surface of the sliding block connecting plate 16 is provided with a through hole M3.4 which is fixed on the sliding block 11 through a screw, and the other end of the sliding block connecting plate 16 is provided with a through hole with the diameter of 20.2 mm; the upper end of the hollow flow passage 17 is provided with external threads and internal threads, the upper end of the hollow flow passage 17 is connected with the slide block connecting plate 16, the hollow flow passage 17 is fixed through an M20 nut 18 and a limit step of the hollow flow passage 17, the internal threads of the hollow flow passage 17 are connected with a hydraulic hose, and polishing liquid enters the hollow flow passage from the internal threads; the other end of the hollow runner 17 is provided with internal threads and is connected with a nozzle 19; the small holes at the bottom of the nozzle 19 can enable the jet beams to be emitted at an inclined angle, and normal impact on the workpiece is reduced.
As shown in fig. 10 to 12, in the actual polishing process, different types of nozzles can be replaced for workpieces with different surface topographies. When polishing a flat glass, the nozzle in fig. 10 is selected; when polishing a concave glass, the nozzle in fig. 11 is selected; when polishing convex glass, the nozzle of fig. 12 was selected.
When the device is used for polishing, firstly, a grinding machine is started, a polishing disc rotates to drive a workpiece base 6 to rotate, and a workpiece 22 also rotates along with the workpiece base; then, a hydraulic hose is connected, so that high-speed polishing liquid enters from one end of the hollow flow channel 17, flows out from the nozzle 19 through the hollow flow channel 17, and is ejected at an inclined angle; by controlling the motor and further controlling the ball screw module 4, the slider 11 drives the processing part 5 to move left and right, so that the movement track of the nozzle 19 can be controlled. The purpose of polishing the workpiece is achieved.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the claims of the present invention.
Claims (5)
1. A replaceable high-speed strong-constraint abrasive particle jet polishing device is characterized in that: the grinding machine comprises a grinding machine base (1), a polishing disc (2), an aluminum profile support (3), a ball screw module (4), a processing part (5) and a workpiece base (6), wherein the grinding machine base (1) is a grinding machine capable of driving the polishing disc (2) to rotate, the polishing disc (2) is installed on the grinding machine base (1), the workpiece base (6) is fixed on the polishing disc (2), and the grinding machine base (1) drives the polishing disc (2) to rotate to drive the workpiece base (6) to rotate when working; the aluminum profile support (3) is portal frame-shaped, the aluminum profile support (3) is fixed on the grinding machine base (1), and a beam of the aluminum profile support (3) stretches over the polishing disc (2) on the grinding machine base (1); the ball screw module (4) is horizontally arranged on a cross beam of the aluminum profile bracket (3), the processing part (5) is arranged right above the workpiece base (6), and the processing part (5) is fixed on a sliding block (11) of the ball screw module (4);
the workpiece base (6) comprises a first bottom plate (20), a second bottom plate (24), a glass clamp (21), a workpiece (22) and an inner hexagonal copper column (23), wherein the first bottom plate (20) is connected with the second bottom plate (24) through an inner hexagonal stud; the surface of the second base plate (24) is provided with a threaded hole and a through hole, and the second base plate (24) is fixedly connected with the polishing disk (2) through a screw passing through the threaded hole and the through hole; the surface of the first bottom plate (20) is provided with a groove, and a workpiece (22) is placed in the groove on the surface of the first bottom plate (20); the glass clamps (21) are arranged on two sides of the first bottom plate (20) and play a role in clamping and fixing the workpiece (22);
the machining part (5) comprises a sliding block connecting plate (16), a hollow flow channel (17), an M20 nut (18) and a nozzle (19), the hollow flow channel (17) is vertically arranged, a limiting step is arranged in the middle of the hollow flow channel (17), a through hole matched with the outer diameter of the hollow flow channel (17) is formed in the sliding block connecting plate (16), the sliding block connecting plate (16) is sleeved on the hollow flow channel (17) through the through hole and fixed through the limiting step and the M20 nut (18) screwed on the hollow flow channel (17), and the sliding block connecting plate (16) is fixed on a sliding block (11) of the ball screw module (4); the lower end of the hollow flow channel (17) is connected with a nozzle (19), and the nozzle (19) is over against a workpiece (22) clamped on the workpiece base (6).
2. A replaceable high-speed strongly-confined abrasive jet polishing device as claimed in claim 1, wherein: the aluminum profile support (3) is a framework part of the whole device, plays a supporting role, is formed by building aluminum profiles and aluminum profile connecting pieces, and is fixed on the upper surface of the grinding machine through the aluminum profile support (3).
3. A replaceable high-speed strongly-confined abrasive jet polishing device as claimed in claim 1, wherein: the sliding block connecting plate (16) plays a role in connecting the hollow flow channel (17) and the sliding block (11), a threaded hole is formed in the surface of the sliding block connecting plate (16), and the sliding block connecting plate is fixedly connected with the sliding block (11) through a screw penetrating through the threaded hole; the upper end of the hollow flow passage (17) is provided with an external thread, and the external thread at the upper end of the hollow flow passage (17) is fixed on the sliding block connecting plate (16) through an M20 nut (18); the lower end of the hollow flow passage (17) also comprises an external thread, and the hollow flow passage (17) is fixed with the nozzle (19) through the external thread at the lower end; four inclined small holes with the diameter of 1mm are formed in the bottom of the nozzle (19), and polishing liquid is ejected from the inclined small holes.
4. A replaceable high-speed strongly-confined abrasive jet polishing device as claimed in claim 1, wherein: the two glass clamps (21) adopt a set screw and a plastic gasket to fix the workpiece (22) in the groove of the first base plate (20), and the surface of the workpiece (22) is not damaged.
5. A replaceable high-speed strongly-confined abrasive jet polishing device as claimed in claim 1, wherein: the ball screw module (4) comprises a block screw rod (7), a sliding block (11), a coupler (14), a motor, a widened aluminum profile (10), a first supporting seat (8), a second supporting seat (13), a third supporting seat (15) and a linear guide rail (9), wherein the widened aluminum profile (10), the first supporting seat (8), the second supporting seat (13) and the third supporting seat (15) form a framework part of the whole ball screw module (4), the first supporting seat (8) and the third supporting seat (15) are respectively fixed at two ends of the widened aluminum profile (10), the second supporting seat (13) is fixed at one side, close to the third supporting seat (15), of the widened aluminum profile (10), the first supporting seat (8), the second supporting seat (13) and the third supporting seat (15) are arranged in parallel, the linear guide rail (9) is fixed on the widened aluminum profile (10), one end of the screw rod (7) is supported on the first supporting seat (8) through a bearing, the other end of lead screw (7) passes through second supporting seat (13) back and connects the motor of fixing on third supporting seat (15) through the connecting axle, slider (11) suit linear guide (9) are gone up and be provided with the screw hole with lead screw (7) matched with on slider (11), screw hole on slider (11) is passed in lead screw (7), the motor during operation drives lead screw (7) through shaft coupling (14) and rotates, drive slider (11) and carry out linear motion along linear guide (9), thereby drive the linear motion of processing part (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613959.2A CN113478395A (en) | 2021-06-02 | 2021-06-02 | Replaceable high-speed strong-constraint abrasive particle jet polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110613959.2A CN113478395A (en) | 2021-06-02 | 2021-06-02 | Replaceable high-speed strong-constraint abrasive particle jet polishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113478395A true CN113478395A (en) | 2021-10-08 |
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| CN202110613959.2A Pending CN113478395A (en) | 2021-06-02 | 2021-06-02 | Replaceable high-speed strong-constraint abrasive particle jet polishing device |
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| JPH0557589A (en) * | 1991-08-23 | 1993-03-09 | Olympus Optical Co Ltd | Polishing method |
| JP2006123151A (en) * | 2004-11-01 | 2006-05-18 | Fuji Seisakusho:Kk | Polishing method of workpiece and blast processing device used for the method |
| CN102430983A (en) * | 2011-11-24 | 2012-05-02 | 西南科技大学 | Two-side material supply type high-pressure grinding material water jet flow polishing device |
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| CN215968260U (en) * | 2021-06-02 | 2022-03-08 | 浙江工业大学 | Replaceable high-speed abrasive particle water jet polishing device |
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